Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Security Engineering, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Operating Systems, Data Security, Memory Management, Authorization (Computing), Linux
Mixed · Course · 1 - 4 Weeks

INSEAD
Skills you'll gain: Blockchain, Digital Assets, FinTech, Business Transformation, Business Leadership, Governance, Cryptography, Financial Inclusion, Business Analysis, Organizational Structure, Strategic Leadership, Public Key Infrastructure, Emerging Technologies, Plan Execution, Solution Design, Payment Systems, Entrepreneurship, Cryptographic Protocols, Financial Systems, Market Opportunities
Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Disparities, Health Equity, Health Policy, Systems Thinking, Health Informatics, Public Health, Economics, Policy, and Social Studies, Social Justice, Community Health, Health Systems, Social Impact, R (Software), Data Analysis, Data Literacy, R Programming, Data Visualization, Data-Driven Decision-Making, Diversity Awareness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, UI Components, Git (Version Control System), Front-End Web Development, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Kafka, Apache Hadoop, Apache Spark, Real Time Data, Scala Programming, Data Integration, Command-Line Interface, AWS Kinesis, Apache Hive, Big Data, Applied Machine Learning, Data Processing, Systems Design, System Design and Implementation, Apache Cassandra, Data Pipelines, Java, Distributed Computing, Query Languages, IntelliJ IDEA
Intermediate · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Business Modeling, Entrepreneurship, Product Development, New Business Development, Emerging Technologies, Technology Strategies, Business Strategy, Information Technology, Legal Risk, Scalability, Innovation, Team Building
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Disparities, Health Equity, Public Health, Health Systems, Health Care, Climate Change Programs, Social Determinants Of Health, Health Policy, Immigration Law, Governance, Public Policies, Demography, Cultural Diversity, Policy Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Cryptographic Protocols, Cyber Attacks, Encryption, IT Security Architecture, Identity and Access Management, Threat Management, Threat Detection, Firewall, Key Management, Security Management, Infrastructure Security, Security Controls, Network Planning And Design, Authorization (Computing), Public Key Infrastructure, Authentications, Risk Management Framework
Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, Productivity Software, Multimedia, Business Communication, Content Creation, User Accounts, Web Presence, Graphic Design, Business Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Electrical Safety, Electric Power Systems, Electrical Equipment, Maintenance, Repair, and Facility Services, Safety Standards, Hardware Troubleshooting, Electrical Systems, Basic Electrical Systems, Safety Assurance, High Voltage, Power Electronics, Sustainable Technologies, Transportation Operations, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Cyber Operations, Network Monitoring, Exploitation techniques, Vulnerability Scanning, Cryptographic Protocols, Remote Access Systems, Network Protocols, Encryption, General Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months